InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (8 ops.)
Insider track record
Board DirectorDisclosed buys
0
Disclosed sells
8
T+90 hit rate
29%
T+90 mean return
-4.5%
Across 14 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Browse the complete record of transactions filed by RIBAR GEOFFREY G, Director. Officer active across 5 companies, notably MACOM Technology Solutions Holdings, Inc.. In total, 29 disclosures have been published. Split: 0 buy · 8 sells. Total volume traded: €2.7m. Activity tracked since 3 May 2021. The latest transaction was disclosed on 21 May 2026 (Attribution). Regulator: SEC (Form 4). The full history is free.
Declarations29 total
3,852 shares0Common StockSEC:0001628280-26-037764:0
27,488 shares@ US$28.870.077% mcap100.0% of flowCommon StockSEC:0001628280-26-037450:0
32,172 shares0ACTG Common StockSEC:0001247434-25-000004:0
1,623 shares0Common StockSEC:0000904454-25-000188:0
6,656 shares@ US$121.6140.7% of flowCommon StockSEC:0000904454-25-000155:0
23,121 shares0ACTG Common StockSEC:0001247434-24-000003:0
20,973 shares0Common StockSEC:0001415889-24-015030:0
3,500 shares@ US$103.8417.6% of flowCommon StockSEC:0000904454-24-000277:0
7,856 shares@ US$8.5032.6% of flowCommon StockSEC:0001415889-24-007851:0
2,138 shares0Common StockSEC:0000904454-24-000217:0
6,000 shares@ US$8.5025.1% of flowCommon StockSEC:0001415889-24-007001:0
3,861 shares@ US$81.0515.1% of flowCommon StockSEC:0000904454-23-000518:0
12,000 shares@ US$7.2042.3% of flowCommon StockSEC:0001209191-23-045735:0
30,534 shares0ACTG Common StockSEC:0001683168-23-003790:0
16,578 shares0Common StockSEC:0001209191-23-031887:0
2,244 shares0Common StockSEC:0000904454-23-000205:0
23,408 shares0Common StockSEC:0001104659-22-065384:0
2,768 shares0Common StockSEC:0000904454-22-000236:0
2,093 shares0Common StockSEC:0000904454-21-000873
2,093 shares0Common StockSEC:0000904454-21-000873:0
27,992 shares0Common StockSEC:0001104659-21-141424
27,992 shares0Common StockSEC:0001104659-21-141424:0
5,414 shares@ US$57.0850.0% of flowCommon StockSEC:0000904454-21-000426
5,414 shares@ US$57.080.0028% mcap50.0% of flowCommon StockSEC:0000904454-21-000426:0
2,505 sharesCommon StockSEC:0001209191-16-098165:0
25 of 29 declarations
About RIBAR GEOFFREY G
Geoffrey G. Ribar is a Director at MACOM Technology Solutions Holdings, Inc. and EverSpin Technologies Inc. In this role, he participates in the governance of the companies and strategic decision-making. His experience in the technology and semiconductor sectors is valuable for guiding growth and innovation initiatives.
